Home / 105,807,245.54-158,670,430.55-34,805,520.77

Finding the Fourth Proportional to 105,807,245.54, 158,670,430.55 and 34,805,520.77

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Solution

The fourth proportional to 105,807,245.54, 158,670,430.55 and 34,805,520.77 is: 52,194,979.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,807,245.54 : 158,670,430.55 = 34,805,520.77 : x
  2. Step 2: Convert to fraction form
    105,807,245.54/158,670,430.55 = 34,805,520.77/x
  3. Step 3: Cross multiply
    105,807,245.54x = 158,670,430.55 × 34,805,520.77
  4. Step 4: Simplify right side
    105,807,245.54x = 5,522,606,965,125,487
  5. Step 5: Solve for x
    x = 5,522,606,965,125,487/105,807,245.54
  6. Step 6: Final answer
    x = 52,194,979.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.